*     *  *     *        *  *     *   *****   *******  
*     *   *   *         *  *   **   *     *       *   
*     *    * *          *  * **     *     *      *    
*  *  *     *           *  **        *****      *     
* * * *    * *          *  * **     *     *    *      
**   **   *   *   *     *  *   **   *     *   *       
*     *  *     *   *****   *     *   *****   *